Needle hub



FIG. 1 is a perspective view of a needle hub showing our new design, the broken line showing is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a left-side elevational view of the embodiment of FIG. 1;

FIG. 3 is a right-side elevational view, showing the side opposite that in FIG. 2;

FIG. 4 is a top plan view of the embodiment of FIG. 1;

FIG. 5 is a bottom plan view of the embodiment of FIG. 1;

FIG. 6 is a front elevational view of the embodiment of FIG. 1; and,

FIG. 7 is a rear elevational view of the embodiment of FIG. 1. 

The ornamental design for a needle hub, as shown and described. 